MRS. OLIVIA OBAZUGHANMWEN APRN, FNP-C
NPI 1124689781
Nurse Practitioner - Family in Dallas, TX
About Mrs. Olivia Obazughanmwen Aprn, Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. OLIVIA OBAZUGHANMWEN APRN, FNP-C (NPI 1124689781) is an individual family provider in Dallas, Texas, licensed in Texas (F06192366) and active in the NPI registry since June 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Dallas, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mrs. Olivia Obazughanmwen Aprn, Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Olivia Obazughanmwen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dallas, TX 75231
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Russell C Lam MD PA
- 12 clinicians in this Medicare group
Austin, TX 78705
- Reassigned Medicare billing, Texas enrollment
- 140 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75226 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DALLAS, TX 75226
DALLAS, TX 75226
DALLAS, TX 75226
DALLAS, TX 75226
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Olivia Obazughanmwen's NPI number?
The NPI number for Olivia Obazughanmwen is 1124689781. It was assigned to this individual provider in the NPPES registry on June 25, 2019.
Where is Olivia Obazughanmwen located?
Olivia Obazughanmwen practices at 621 N Hall St, Dallas, TX 75226. The listed phone number is (214) 402-0849.
What is Olivia Obazughanmwen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Olivia Obazughanmwen enrolled in Medicare?
Yes. Olivia Obazughanmwen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Olivia Obazughanmwen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olivia Obazughanmwen reassigns Medicare benefits to 2 organizations: Russell C. Lam, M.D., P.A. (Dallas, TX) and Post Acute Specialists Of Texas PA (Austin, TX). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Olivia Obazughanmwen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Olivia Obazughanmwen accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 4 other insurers list Olivia Obazughanmwen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Olivia Obazughanmwen was last updated on January 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mrs. Olivia Obazughanmwen, APRN, FNP-C · NPI 1124689781
Family physician in Dallas, Texas. Individual provider, active in the CMS NPPES registry since June 25, 2019.
## Identity
- **NPI:** 1124689781 (Entity type: Individual)
- **Enumerated:** June 25, 2019
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** F06192366 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 621 N HALL ST, Dallas, TX 75226-1339
- **Phone:** (214) 402-0849
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Russell C. Lam, M.D., P.A. (NPI 1588806327, Dallas, TX); Post Acute Specialists Of Texas PA (NPI 1942859350, Austin, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** January 16, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1124689781) · Data from the CMS NPPES public registry.